What crayons are safest for a baby or toddler who chews on them?

Parents favor chunky, hard-to-break crayons such as Crayola's egg/palm-grip crayons and jumbo crayons from brands like TinyGeeks, all marketed non-toxic. Notably, a widely shared community post flagged third-party testing concerns about a popular beeswax crayon brand, so reviewers stress supervision regardless of brand.